Question

If * means adding 6 times the second number
to the first number, then (1 * 2) * 3 equals to
(A)121
(B)31
(C)93
(D)91​

Answer 1

Answer:

1∗2=1+2 × 6=1+12=13

(1∗2)∗3=13∗3=13+3 ×6

=13+18=31

So the answer is (B)31

Hope this is helpful for you.